Plate nut



FIG. 1 is a perspective view of a plate nut, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof; and,

FIG. 4 is a rear elevational view thereof.

The broken lines represent a nut and are included for the purpose of illustrating the invention in use and form no part of the claim. 

CLAIM I claim the ornamental design for a plate nut, as shown and described. 